header{
    position: fixed;
    padding: 0 20px ;
    top: 0;
    width: 100%;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: #fff;
    border-bottom: 1px solid #e6e3e3;
    a{
         width: 60px; 
    }
    span{
        width: 60px;
        font-size: 12px ;
        color: #2561EF;
    }
}
.head{
    margin-top: 50px;
    background-color: #fff;
    display: flex;
    padding: 0 20px;
    align-items: center;
    justify-content: space-between;
    font-size: 12px;
    .left,.right{
        img{
            height: 60px;
        }
        display: flex;
        align-items: center;
        justify-content: space-between;
        a,p{
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            flex-direction: column;
            span{
                margin: 3px ;
            }
        }
    }
    .right{
        a{
            align-items: center;
            .iconfont{
                margin-bottom: 2px;
                font-size: 18px;
            }
        }

    }
}


.main{
    background-color: #fff;
    padding: 20px;
    margin-top: 10px;
    li{
        display: flex;
        align-items: center;
        button{
            height: 12px;
            width:  12px;
            border-radius: 10px;
            background-color: #fff;
            border: 3px solid #2561EF;
        }
        h4{
            font-weight: normal;
            margin-left: 15px;
        }
        .butt2{
            border: 3px solid #cccccc;
        }
    }
    .main-1,.main-2{
        margin-left: 4px;
        margin-bottom: 10px;
        font-size: 12px;
        height: 100px;
        padding:10px 20px ;
        border-left: 3px dashed  #e5e5e5;
        color: #999999;
        p{
            color: #2561EF;
            margin-bottom: 5px;
        }
    }

    .butt{
        display: flex;
        flex-direction: column;
        align-items: center;
        margin-top: 40px;
        button{
            height: 150px;
            width: 150px;
            border-radius: 100%;
            border: none;
            background-color: #2561EF;
            color: #fff;
            box-shadow: 0 0 10px #2561EF;
            p{
                color: #cccccc;
                margin-top: 10px;
            }
        }
        li{
            margin-top: 30px;
            font-size: 12px;
            color: #2561EF;
            .iconfont{
                border: 1px solid #2561EF;
                border-radius: 100px;
                font-size: 8px;
                margin-right: 5px;
            }
        }

    }
}

.ka{
    height: 100px;
    width: 150px;
    border-radius: 10px;
    background:rgba(0,0,0,0.6);
    color: #fff;
    position: fixed;
    top: 280px;
    left: 30%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    .iconfont{
        font-size: 40px;
        margin-bottom: 5px;
    }
}
.ka{
    display: none;
}